| | | |
| NSW SCOTTISH REGIMENT | |
| NSWMF | |
| NW CMD | |
O unit names | |
| OCUS | |
| OFFICER CADET TRAINING UNITS | |
| OFFICER TRAINING UNITS | |
| OPERATION HABITAT, IRAQ | |
| OPERATIONAL CONVERSION UNITS | |
| OPERATIONAL TRAINING UNITS | |
| OPERATIONAL TRAINING UNIT, BAIRNSDALE | |
| OPERATIONAL TRAINING UNIT, EAST SALE | |
| OPERATIONAL TRAINING UNIT, MILDURA | |
| OPERATIONAL TRAINING UNIT, TOCUMWAL | |
| OPERATIONAL TRAINING UNIT, WAGGA WAGGA | |
| OPERATIONAL TRAINING UNIT, WILLIAMTOWN | |
| ORDNANCE BEACH DETACHMENTS | |
| ORDNANCE FIELD PARKS | |
| | BT ORDNANCE UNITS | |
| | NT 1 ORDNANCE FIELD PARK | |
| | NT 1 ORDNANCE FIELD PARK COMPANY | |
| | NT 2 INFANTRY TROOPS ORDNANCE FIELD PARK | |
| | NT 2/10 ORDNANCE FIELD PARK | |
| | NT 2/3 INFANTRY TROOPS ORDNANCE FIELD PARK | |
| | NT 2/9 ARMOURED REGIMENT ORDNANCE FIELD PARK | |
| | NT 51 DIVISION ORDNANCE FIELD PARK | |
| | NT 55 DIVISION ORDNANCE FIELD PARK | |
| | NT BRIGADE ORDNANCE FIELD PARKS | |
| ORDNANCE PORT DETACHMENTS | |
| ORDNANCE PROVISION SECTION AIF MIDDLE EAST | |